1. Institute of Astronomy, University of Cambridge, Madingley Road, Cambridge CB3 0HA, UK
2. National Aeronautics and Space Administration Headquarters, 300 E Street SW, Washington DC 20546, USA
3. Tartu Observatory, University of Tartu, 61602 Tőravere, Estonia
4. Department of Physics, University of Warwick, Coventry CV4 7AL, UK
5. Centre for Exoplanets and Habitability, University of Warwick, Gibbet Hill Road, Coventry CV4 7AL, UK
6. European Southern Observatory, Karl-Schwarzschild-Strasse 2, D-85748 Garching bei München, Germany
7. Max Planck Institute for Astronomy, Königstuhl 17, D-69117 Heidelberg, Germany
8. School of Physics, National University of Ireland Galway, University Road, Galway H91 TK33, Ireland
9. Leiden Observatory, Leiden University, PO Box 9513, NL-2300 RA Leiden, the Netherlands
10. INAF - Osservatorio Astrofisico di Arcetri, L.go E. Fermi 5, I-50125 Firenze, Italy
11. Institute for Astronomy, University of Hawai’i at Mänoa, Honolulu, HI 96822-1897, USA